function of glutathione transferase Figure 2 from The Role S-transferase P in signaling pathways and S-glutathionylation in Cancer Glutathione S-Transferase - an overview
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[DOI] [PMC free article] [PubMed] [Google Scholar] Whiteman M, Li L, Kostetski I, Chu SH, Siau JL, Bhatia M et al (2006)

Rather than asking only: "Does this supplement work?" I often find it more useful to ask: "Why isn't the body responding the way we expect?" That shift in thinking often leads to a more individualized, evidence-informed approach to health

Elevated blood concentration of methylmalonic acid is a specific clinical indicator of vitamin B 12 deficiency

However, antibiotics can also have subtle impacts on resistant

As a result, youll see it discussed as oral or injectable

Whilst the true (not anecdotal or case reports) effects on melasma are lacking via large studies there are some reports that it can help with melasma pigmentation, especially in combination with procedures such as lasers & novel chemical peels
